Widespread Infection of Win32/Conflicker/Downadup Worm：US-CERT Current Activity（情報元のブックマーク数）

WideSpreadらしいです。

US-CERT is aware of public reports indicating a widespread infection of the Win32/Conflicker/Downadup worm. This worm exploits a previously patched vulnerability addressed in Microsoft Security Bulletin MS08-067. This worm attempts to propagate via multiple methods including removable media.

http://www.us-cert.gov/current/index.html#widespread_infection_of_win32_conflicker